发明人赵玉洁,郭海燕,冯建国. "Method for the Synthesis of 2-(Phenylsulfonamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 111180125 A, 授权公告日 2021-05-03.
发明人徐明华,林芳,郭海燕. "A Process for Preparing High-Purity 2-(Phenylsulfonamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 108229610 B, 授权公告日 2022-05-08.
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